<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>Vue基础呀</title>
  </head>

  <body>
    <div id="app">
      <img src="./img/ra11_240x240.jpg" alt="rabbit"> <!-- html这样写 -->
      <img v-bind:src="imgSrc"> <!-- 使用v-bind绑定属性 -->
      <img v-bind:src="imgSrc" v-bind:title="imgTitle" alt="r1" >
      <img :src="imgSrc" :title="imgTitle" alt="r2" > <!-- v-bind绑定的简写 -->
      <img :src="imgSrc" :title="imgTitle +'哇'"> <!-- v-bind等号右边是表达式 -->
      <br> <!-- Vue中类名根据某些条件添加或者移除 class="{active:isActive}  -->
      <img :src="imgSrc" :class="{aclass:isOk}" :title="imgTitle" alt="r" @click="changeActive">

      

    </div>
    

    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>


    <script>
      new Vue({
        el: "#app",
        data:{
          imgSrc:"./img/ra11_240x240.jpg",
          imgTitle:"lovely",
          isOk:false
        },
        methods: {
          changeActive:function(){
            this.isOk = !this.isOk;
          }
        
        },


       
      

      })
    </script>

    <!-- data是这个Vue实例中使用到的数据。用什么就写什么 -->
  </body>
</html>
